Home / 7,444.92-11,165.67-2,178.57

Finding the Fourth Proportional to 7,444.92, 11,165.67 and 2,178.57

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Solution

The fourth proportional to 7,444.92, 11,165.67 and 2,178.57 is: 3,267.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.92 : 11,165.67 = 2,178.57 : x
  2. Step 2: Convert to fraction form
    7,444.92/11,165.67 = 2,178.57/x
  3. Step 3: Cross multiply
    7,444.92x = 11,165.67 × 2,178.57
  4. Step 4: Simplify right side
    7,444.92x = 24,325,193.69
  5. Step 5: Solve for x
    x = 24,325,193.69/7,444.92
  6. Step 6: Final answer
    x = 3,267.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.